{"id":2096,"date":"2024-03-12T09:12:06","date_gmt":"2024-03-12T09:12:06","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-print-a-log-file-in-python\/"},"modified":"2024-04-03T14:12:28","modified_gmt":"2024-04-03T14:12:28","slug":"how-to-print-a-log-file-in-python","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-print-a-log-file-in-python\/","title":{"rendered":"How to print a log file in Python?"},"content":{"rendered":"<p>In <a href=\"https:\/\/www.python.org\/\">Python<\/a>, you can use the built-in logging module to print log files. Here is a simple example code:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> logging\r\n\r\n<span class=\"hljs-comment\"># \u8bbe\u7f6e\u65e5\u5fd7\u7ea7\u522b<\/span>\r\nlogging.basicConfig(filename=<span class=\"hljs-string\">'example.log'<\/span>, level=logging.DEBUG)\r\n\r\n<span class=\"hljs-comment\"># \u6253\u5370\u65e5\u5fd7\u4fe1\u606f<\/span>\r\nlogging.debug(<span class=\"hljs-string\">'This is a debug message'<\/span>)\r\nlogging.info(<span class=\"hljs-string\">'This is an info message'<\/span>)\r\nlogging.warning(<span class=\"hljs-string\">'This is a warning message'<\/span>)\r\nlogging.error(<span class=\"hljs-string\">'This is an error message'<\/span>)\r\nlogging.critical(<span class=\"hljs-string\">'This is a critical message'<\/span>)\r\n<\/code><\/pre>\n<p>In the example above, we set the log file name and log level by calling logging.basicConfig(). Then, we use methods like logging.debug(), logging.info(), logging.warning(), logging.error(), and logging.critical() to print log information at different levels to the file.<\/p>\n<p>After running this code, a log file named &#8220;example.log&#8221; will be generated in the current directory, which will record the corresponding levels of log information in the file.<\/p>\n<p>&nbsp;<\/p>\n<p>More tutorials<\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/what-is-the-method-in-python-to-print-logs-to-the-screen\/\" target=\"_blank\" rel=\"noopener\">What is the method in python to print logs to the screen?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/python-functions-for-calculating-logarithms\/\" target=\"_blank\" rel=\"noopener\">Python functions for calculating logarithm<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/what-are-the-steps-for-configuring-environment-variables-in-centos-7\/\" target=\"_blank\" rel=\"noopener\">What are the steps for configuring environment variables in CentOS 7?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-clear-the-cache-in-tomcat-with-spring-boot\/\" target=\"_blank\" rel=\"noopener\">How to clear the cache in Tomcat with Spring Boot?<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n<p><a class=\"LinkSuggestion__Link-sc-1gewdgc-4 cLBplk\" href=\"https:\/\/www.silicloud.com\/blog\/primefaces-message-messages-and-growl-components\/\" target=\"_blank\" rel=\"noopener\">Primefaces&#8217; Message, Messages, and Growl components<span class=\"sc-gswNZR eASTkv\">(Opens in a new browser tab)<\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Python, you can use the built-in logging module to print log files. Here is a simple example code: import logging # \u8bbe\u7f6e\u65e5\u5fd7\u7ea7\u522b logging.basicConfig(filename=&#8217;example.log&#8217;, level=logging.DEBUG) # \u6253\u5370\u65e5\u5fd7\u4fe1\u606f logging.debug(&#8216;This is a debug message&#8217;) logging.info(&#8216;This is an info message&#8217;) logging.warning(&#8216;This is a warning message&#8217;) logging.error(&#8216;This is an error message&#8217;) logging.critical(&#8216;This is a critical message&#8217;) In the example [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2096","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to print a log file in Python? 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